Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.atnf.csiro.au/research/cena/documents/presentations/koribalski.pdf Дата изменения: Thu Jul 16 04:36:39 2009 Дата индексирования: Fri Nov 27 09:58:52 2009 Кодировка:

Recent results from CABB:
the Compact Array BroadBand system

BДrbel Koribalski (ATNF)


ATCA the Australia Telescope Compact Array
· · · · · 6 x 22m dishes (ie. 15 baselines, from 30 m to 6 km) frequency coverage: 1 100 GHz (3mm to 20cm) dualfrequency & dualpolarisation operation high time resolution dedicated expert staff & international user community (incl. a large number of students) · max. bandwidth was 2 x 128 MHz

CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array
· · · · · 6 x 22m dishes (ie. 15 baselines, from 30 m to 6 km) frequency coverage: 1 100 GHz (3mm to 20cm) dualfrequency & dualpolarisation operation high time resolution dedicated expert staff & international user community (incl. a large number of students) · NOW: bandwidth is 2 x 2000 MHz (+ 16 zoom modes)

CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array
C · · · · · · ABB advantages: highly increased continuum & polarisation sensitivity highly increased uvcoverage better images large velocity coverage, high velocity resolution multiline observations, esp. in the millimetre bands combined line + continuum observations spectropolarimetry, etc.

CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array

The "old" ATCA correlator (til Mar 2009) good bandwidth (2 x 128 MHz) dual IF, dual polarisation, etc.
CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array

CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array

The new ATCA correlator: CABB (since April 2009) excellent bandwidth (2 x 2 GHz) dual IF, dual polarisation, etc.
CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array

CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array

9-bit 4Gsps ADC Module
CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array
6cm: 5 x12h with the old ATCA correlator (Elmouttie et al. 1998) with CABB

Circinus Galaxy

6cm: 12h

Credits: Jamie Stevens, Bjorn Emonts, Maxim Voronkov, Emil Lenc, ...
CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array
Pictor A with the old ATCA correlator (kindly provided by Emil Lenc) with CABB

CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array
with CABB (kindly provided by Bjorn Emonts)

100 km/s

HCO+ (10)

HCN (10)

CSIRO. Recent Results from CABB


ATCA the Australia Telescope Compact Array
with the old ATCA correlator

100 km/s

with CABB
(kindly provided by JЭrgen Ott)

HCO+ (10)

HCN (10)

1000 km/s

CSIRO. Recent Results from CABB


ASKAP the Australian SKA Pathfinder
36 x 12m antennas (under construction)

x 36
CSIRO. Recent Results from CABB


ASKAP the Australian SKA Pathfinder
36 x 12m antennas (under construction) novel focalplanearrays (designed & tested at ATNF) providing 30 degr2 fieldofview
5.5o x 5.5o

CenA

by Feain et al.

CSIRO. Recent Results from CABB


ASKAP the Australian SKA Pathfinder
M83 group

5.5o x 5.5o

CenA group
CenA
by Feain et al.

CSIRO. Recent Results from CABB



ASKAP the Australian SKA Pathfinder
36 x 12m antennas (under construction) novel focalplanearrays (designed & tested at ATNF) providing 30 degr2 fieldofview 30 antennas within 2 km (30" resolution: HI surveys), another 6 antennas out to 6 km (10" resolution, continuum)

CSIRO. Recent Results from CABB


ASKAP the Australian SKA Pathfinder
36 x 12m antennas (under construction) novel focalplanearrays (designed & tested at ATNF) providing 30 degr2 fieldofview 30 antennas within 2 km (30" resolution: HI surveys), another 6 antennas out to 6 km (10" resolution, continuum) 300 MHz bandwidth divided into 16384 channels frequency coverage: 700 1800 MHz HI survey machine 17 large Science Survey Proposals were submitted by June 15, 2009; awaiting decision in August 2009

CSIRO. Recent Results from CABB


ASKAP the Australian SKA Pathfinder

CSIRO. Recent Results from CABB


Parkes Testbed Antenna

CSIRO. Recent Results from CABB